Their quills.
They use their horn to ward off predators.
Sting is the main one.
most likely no most likely no
the color off their fur helps hide them
Yes, they kick very hard with sharp claws and can run very fast and go into small places like brambles and burrows in the ground to hide from predators.
the giant australian hedgehog
They don't have any.
A hedgehog is protected from predators including fox's by a covering of spines.Its soft underbelly does not have any spines.If threatened the hedgehog will curl up into a ball to protect itself.
No,of course.............
I don't know if this a defense or merely a way to escape being eaten, but most species of geckos can detach their tail when they get scared or when it is grabbed. It will grow back later.
Yes, coelacanths have developed several defense mechanisms to protect themselves from predators. They have thick scales covering their body, a robust structure that makes it difficult for predators to swallow them whole, and they can also secrete a mucus that may deter attackers or parasites. Additionally, their ability to dive to great depths helps them avoid some predators.
Deer will run away from any threat. It is their only defense.